I also get Low battery notifications on USB power too. I know the USB power works. Why would twine use battery power when USB is connected. Seems like it should be smart enough to know. Why bother using USB power if I have to change the batterie…
another caution to point out when using twine in a critical situation... twine does not have a heartbeat.if it loses connection, you may go on thinking all is fine, because it isn't reporting
What I would do, is lay the sensor on a dry sponge. Maybe affix it somehow so it doesn't fall off. place sponge on floor next to the sump pump. This way as water rises and touches the sponge, it floats and the sensor does not submerge, all the whi…